
Product Introduction
The YUCHAI YC6L diesel engine assembly is a mature and reliable heavy-duty powertrain designed for commercial trucks, buses, construction vehicles, and logistics transportation applications. Manufactured according to OEM standards, the YC6L engine delivers excellent power output, fuel-saving performance, and dependable durability for medium and heavy-duty operating conditions.
Featuring an inline 6-cylinder structure, turbocharged intercooling technology, and advanced electronically controlled high-pressure common rail fuel injection system, the YC6L engine provides efficient combustion performance, strong low-speed torque, and stable operation during continuous commercial use. The reinforced cylinder block, optimized cooling system, and precision-engineered internal components ensure long service life and reduced maintenance costs in demanding transportation environments.
The YC6L engine is widely used in heavy-duty trucks, passenger buses, engineering vehicles, and commercial transportation fleets. It is suitable for aftermarket replacement, engine rebuilding, wholesale truck spare parts distribution, and fleet maintenance services.
Each engine assembly undergoes strict factory inspection and operational testing before shipment to ensure reliable quality, stable performance, and long-lasting operational durability for global commercial vehicle customers.
Technical Specifications
| Item | Specification | Item | Specification | Item | Specification |
| Product Name | Diesel Engine Assembly | Model | YC6L | Brand | YUCHAI |
| Engine Type | Inline 6-Cylinder Diesel Engine | Fuel Type | Diesel | Displacement | 8.42L |
| Aspiration | Turbocharged & Intercooled | Fuel Injection System | High Pressure Common Rail | Cooling System | Water Cooled |
| Emission Standard | Euro III / IV / V / VI Available | Power Range | 260-340 HP Available | Max Torque | Up to 1450 Nm |
| Bore × Stroke | 113 mm × 140 mm | Valve Structure | 4 Valves Per Cylinder | Rated Speed | 2200 RPM |
| Starting System | Electric Start | OEM Standard | Yes | Application | Heavy Duty Trucks & Buses |
| Condition | New / Remanufactured | Quality Test | 100% Tested Before Delivery | Availability | In Stock / Available Upon Request |
| Packaging | Export Standard Packaging | Origin | China | Technology | Electronic Common Rail System |
Vehicle Fitment
| Vehicle Brand | Compatible Models | Engine Models |
| YUTONG | ZK Series Buses | YC6L |
| KING LONG | XMQ Series Coaches | YC6L |
| HIGER | KLQ Series Buses | YC6L |
| DONGFENG | Tianjin, Tianlong | YC6L Compatible Applications |
| FAW JIEFANG | J5P, Medium Duty Series | YC6L Compatible Applications |
| FOTON | AUMAN Medium Duty Trucks | YC6L Compatible Applications |
| CAMC | Commercial Truck Series | YC6L Compatible Applications |
Payment & Shipping
| Category | Options |
| Payment Methods | T/T (Bank Transfer), PayPal, Western Union, MoneyGram, Visa, MasterCard, L/C (Letter of Credit), Alibaba Trade Assurance |
| Express Shipping | DHL, FedEx, UPS, TNT |
| Freight Shipping | Air Freight, Sea Freight, Railway Freight |
| Delivery Time | Express: 3-7 Working Days; Air Freight: 7-15 Days; Sea Freight: 20-45 Days |
| Shipping Coverage | Worldwide Shipping Available |
| Trade Terms | EXW, FOB, CFR, CIF, DDP |
